== sanity test 123aa: verify statahead work ============== 23:39:34 (1735101574)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff88012e4d1000.batch_stats=0
total: 100 open/close in 0.56 seconds: 178.49 ops/second
llite.lustre-ffff88012e4d1000.statahead_max=0
101

real	0m0.542s
user	0m0.003s
sys	0m0.191s
ls -l 100 files without statahead: 1 sec
llite.lustre-ffff88012e4d1000.statahead_max=128
128
101

real	0m0.263s
user	0m0.002s
sys	0m0.105s
ls -l 100 files with statahead: 1 sec
statahead total: 40
statahead wrong: 1
agl total: 40
list_total: 16
fname_total: 24
hit_total: 662
miss_total: 214
total: 900 open/close in 2.19 seconds: 411.30 ops/second
llite.lustre-ffff88012e4d1000.statahead_max=0
1001

real	0m5.869s
user	0m0.034s
sys	0m2.069s
ls -l 1000 files without statahead: 6 sec
llite.lustre-ffff88012e4d1000.statahead_max=128
128
1001

real	0m1.148s
user	0m0.024s
sys	0m0.882s
ls -l 1000 files with statahead: 1 sec
statahead total: 41
statahead wrong: 1
agl total: 41
list_total: 17
fname_total: 24
hit_total: 1661
miss_total: 215
 - open/close 4055 (time 1735101599.31 total 10.00 last 405.38)
 - open/close 8114 (time 1735101609.31 total 20.00 last 405.85)
total: 9000 open/close in 22.24 seconds: 404.66 ops/second
llite.lustre-ffff88012e4d1000.statahead_max=0
10001

real	0m55.517s
user	0m0.368s
sys	0m18.695s
ls -l 10000 files without statahead: 56 sec
llite.lustre-ffff88012e4d1000.statahead_max=128
128
10001

real	0m10.936s
user	0m0.224s
sys	0m9.025s
ls -l 10000 files with statahead: 11 sec
statahead total: 42
statahead wrong: 1
agl total: 42
list_total: 18
fname_total: 24
hit_total: 11660
miss_total: 216
ls -l done
rm -r /mnt/lustre/d123aa.sanity: 41 seconds
llite.lustre-ffff88012e4d1000.statahead_stats=
statahead total: 42
statahead wrong: 1
agl total: 42
list_total: 18
fname_total: 24
hit_total: 11660
miss_total: 216
mdc.lustre-MDT0000-mdc-ffff88012e4d1000.batch_stats=
snapshot_time:            1735101725.421872704 secs.nsecs
start_time:               1735101575.127274794 secs.nsecs
elapsed_time:             150.294597910 secs.nsecs
subreqs per batch   batches   % cum %
1:		       155  34  34
2:		        29   6  41
4:		        64  14  55
8:		        26   5  61
16:		         4   0  62
32:		         3   0  63
64:		       164  36 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536